1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
3 /* This Source Code Form is subject to the terms of the Mozilla Public
4 * License, v. 2.0. If a copy of the MPL was not distributed with this
5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
7 #include "mozilla/dom/SVGFEMorphologyElement.h"
8 #include "mozilla/dom/SVGFEMorphologyElementBinding.h"
9 #include "mozilla/SVGFilterInstance.h"
10 #include "mozilla/dom/BindContext.h"
11 #include "mozilla/dom/Document.h"
13 NS_IMPL_NS_NEW_SVG_ELEMENT(FEMorphology
)
15 using namespace mozilla::gfx
;
17 namespace mozilla::dom
{
19 JSObject
* SVGFEMorphologyElement::WrapNode(JSContext
* aCx
,
20 JS::Handle
<JSObject
*> aGivenProto
) {
21 return SVGFEMorphologyElement_Binding::Wrap(aCx
, this, aGivenProto
);
24 SVGElement::NumberPairInfo
SVGFEMorphologyElement::sNumberPairInfo
[1] = {
25 {nsGkAtoms::radius
, 0, 0}};
27 SVGEnumMapping
SVGFEMorphologyElement::sOperatorMap
[] = {
28 {nsGkAtoms::erode
, SVG_OPERATOR_ERODE
},
29 {nsGkAtoms::dilate
, SVG_OPERATOR_DILATE
},
32 SVGElement::EnumInfo
SVGFEMorphologyElement::sEnumInfo
[1] = {
33 {nsGkAtoms::_operator
, sOperatorMap
, SVG_OPERATOR_ERODE
}};
35 SVGElement::StringInfo
SVGFEMorphologyElement::sStringInfo
[2] = {
36 {nsGkAtoms::result
, kNameSpaceID_None
, true},
37 {nsGkAtoms::in
, kNameSpaceID_None
, true}};
39 //----------------------------------------------------------------------
42 NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGFEMorphologyElement
)
44 //----------------------------------------------------------------------
45 // SVGFEMorphologyElement methods
47 already_AddRefed
<DOMSVGAnimatedString
> SVGFEMorphologyElement::In1() {
48 return mStringAttributes
[IN1
].ToDOMAnimatedString(this);
51 already_AddRefed
<DOMSVGAnimatedEnumeration
> SVGFEMorphologyElement::Operator() {
52 return mEnumAttributes
[OPERATOR
].ToDOMAnimatedEnum(this);
55 already_AddRefed
<DOMSVGAnimatedNumber
> SVGFEMorphologyElement::RadiusX() {
56 return mNumberPairAttributes
[RADIUS
].ToDOMAnimatedNumber(
57 SVGAnimatedNumberPair::eFirst
, this);
60 already_AddRefed
<DOMSVGAnimatedNumber
> SVGFEMorphologyElement::RadiusY() {
61 return mNumberPairAttributes
[RADIUS
].ToDOMAnimatedNumber(
62 SVGAnimatedNumberPair::eSecond
, this);
65 void SVGFEMorphologyElement::SetRadius(float rx
, float ry
) {
66 mNumberPairAttributes
[RADIUS
].SetBaseValues(rx
, ry
, this);
69 void SVGFEMorphologyElement::GetSourceImageNames(
70 nsTArray
<SVGStringInfo
>& aSources
) {
71 aSources
.AppendElement(SVGStringInfo(&mStringAttributes
[IN1
], this));
74 #define MORPHOLOGY_EPSILON 0.0001
76 void SVGFEMorphologyElement::GetRXY(int32_t* aRX
, int32_t* aRY
,
77 const SVGFilterInstance
& aInstance
) {
78 // Subtract an epsilon here because we don't want a value that's just
79 // slightly larger than an integer to round up to the next integer; it's
80 // probably meant to be the integer it's close to, modulo machine precision
82 *aRX
= NSToIntCeil(aInstance
.GetPrimitiveNumber(
83 SVGContentUtils::X
, &mNumberPairAttributes
[RADIUS
],
84 SVGAnimatedNumberPair::eFirst
) -
86 *aRY
= NSToIntCeil(aInstance
.GetPrimitiveNumber(
87 SVGContentUtils::Y
, &mNumberPairAttributes
[RADIUS
],
88 SVGAnimatedNumberPair::eSecond
) -
92 FilterPrimitiveDescription
SVGFEMorphologyElement::GetPrimitiveDescription(
93 SVGFilterInstance
* aInstance
, const IntRect
& aFilterSubregion
,
94 const nsTArray
<bool>& aInputsAreTainted
,
95 nsTArray
<RefPtr
<SourceSurface
>>& aInputImages
) {
97 GetRXY(&rx
, &ry
, *aInstance
);
98 MorphologyAttributes atts
;
99 atts
.mRadii
= Size(rx
, ry
);
100 atts
.mOperator
= (uint32_t)mEnumAttributes
[OPERATOR
].GetAnimValue();
101 return FilterPrimitiveDescription(AsVariant(std::move(atts
)));
104 bool SVGFEMorphologyElement::AttributeAffectsRendering(
105 int32_t aNameSpaceID
, nsAtom
* aAttribute
) const {
106 return SVGFEMorphologyElementBase::AttributeAffectsRendering(aNameSpaceID
,
108 (aNameSpaceID
== kNameSpaceID_None
&&
109 (aAttribute
== nsGkAtoms::in
|| aAttribute
== nsGkAtoms::radius
||
110 aAttribute
== nsGkAtoms::_operator
));
113 nsresult
SVGFEMorphologyElement::BindToTree(BindContext
& aCtx
,
115 if (aCtx
.InComposedDoc()) {
116 aCtx
.OwnerDoc().SetUseCounter(eUseCounter_custom_feMorphology
);
119 return SVGFEMorphologyElementBase::BindToTree(aCtx
, aParent
);
122 //----------------------------------------------------------------------
123 // SVGElement methods
125 SVGElement::NumberPairAttributesInfo
126 SVGFEMorphologyElement::GetNumberPairInfo() {
127 return NumberPairAttributesInfo(mNumberPairAttributes
, sNumberPairInfo
,
128 ArrayLength(sNumberPairInfo
));
131 SVGElement::EnumAttributesInfo
SVGFEMorphologyElement::GetEnumInfo() {
132 return EnumAttributesInfo(mEnumAttributes
, sEnumInfo
, ArrayLength(sEnumInfo
));
135 SVGElement::StringAttributesInfo
SVGFEMorphologyElement::GetStringInfo() {
136 return StringAttributesInfo(mStringAttributes
, sStringInfo
,
137 ArrayLength(sStringInfo
));
140 } // namespace mozilla::dom